12Cr21Ni5Ti S22160 1Cr21Ni5Ti ЗИ811 - GB /T 21833-2008

Grade	12Cr21Ni5Ti
China ISC	S22160
Other Names
Old Grade
Corresponding Standard	GB /T 21833-2008 Austenitic-Ferritic (duplex) grade stainless steel seamless tubes and pipes
Classification	Duplex Stainless Steel
Properties	Corrosion Resistance
Density	7.8 g/cm³

12Cr21Ni5Ti Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	More
Minimum Value	0.09	-	-	-	-	20	4.8	Ti:5(C-0.02)~0.8
Maximum Value	0.14	0.8	0.8	0.035	0.03	22	5.8	Ti:5(C-0.02)~0.8

12Cr21Ni5Ti Mechanical Properties

diameter d mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
d≤ 150	950~1100°C, Rapid Cooling	≥590	≥345	≥20

Approximate Comparison Table

12Cr21Ni5Ti Corresponding Standards(Same grade name, different standards)

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!